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Title:
OPTICAL COUPLER AND OPTICAL COUPLING METHOD
Document Type and Number:
WIPO Patent Application WO/2018/150813
Kind Code:
A1
Abstract:
This optical coupler for coupling input light (130) to an optical fiber (100), is provided with a diffraction optical element (10) formed in a core (110) of the optical fiber (100), wherein the input light (130) is incident on the diffraction optical element (10) from a direction perpendicular to the propagation axis of the optical fiber (100).

Inventors:
KONISHI TSUYOSHI (JP)
Application Number:
PCT/JP2018/001721
Publication Date:
August 23, 2018
Filing Date:
January 22, 2018
Export Citation:
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Assignee:
UNIV OSAKA (JP)
International Classes:
G02B6/34; G02B6/02
Foreign References:
US7289700B12007-10-30
JPH04288510A1992-10-13
JP2005241712A2005-09-08
JPH11284263A1999-10-15
JP2012098513A2012-05-24
US20060013527A12006-01-19
JPS62109011A1987-05-20
Attorney, Agent or Firm:
NII, Hiromori (JP)
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